/*
 * Copyright (c) 2009-2010, okazoh_tk. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  - Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "./DirectX9Private.h"

#include "alkes/directx9/DirectXImageDecoder.h"
#include "alkes/directx9/DirectXImageBuffer.h"

namespace alkes {

DirectXImageDecoder::DirectXImageDecoder(DirectXImageBufferFactory* factory)
: ImageDecoder(factory)
{
}

DirectXImageDecoder::~DirectXImageDecoder()
{
}

IDirect3DDevice* DirectXImageDecoder::getDevice()
{
    DirectXImageBufferFactory* factory = static_cast<DirectXImageBufferFactory*>(getImageBufferFactory());

    return factory ? factory->getDevice() : NULL;
}

bool DirectXImageDecoder::onDecode(const char* imagefile)
{
    bool ret = false;
    IDirect3DTexture* texture;
    D3DXIMAGE_INFO img_info;

    if (!FAILED(D3DXCreateTextureFromFileEx(
            getDevice(),
            imagefile,  // image source
            0, 0,       // size
            0,          // mip level
            0,          // usage
            D3DFMT_UNKNOWN,     // format
            D3DPOOL_DEFAULT,    // pool
            D3DX_FILTER_NONE,   // filter
            D3DX_DEFAULT,       // mip filter
            0,          // color key
            &img_info,  // src info
            NULL,       // palette
            &texture)))
    {
        DirectXImageBuffer* buffer = DirectXImageBuffer::create(texture, (uint16_t)img_info.Width, (uint16_t)img_info.Height);
        if (buffer)
        {
            ret = registerImageBuffer(buffer);
        }
        else
        {
            texture->Release();
        }
    }

    return ret;
}

bool DirectXImageDecoder::onDecode(const void* address, uint32_t size)
{
    bool ret = false;
    IDirect3DTexture* texture;
    D3DXIMAGE_INFO img_info;

    if (!FAILED(D3DXCreateTextureFromFileInMemoryEx(
            getDevice(),
            address, size,  // image source
            0, 0,       // size
            0,          // mip level
            0,          // usage
            D3DFMT_UNKNOWN,     // format
            D3DPOOL_DEFAULT,    // pool
            D3DX_FILTER_NONE,   // filter
            D3DX_DEFAULT,       // mip filter
            0,          // color key
            &img_info,  // src info
            NULL,       // palette
            &texture)))
    {
        DirectXImageBuffer* buffer = DirectXImageBuffer::create(texture, (uint16_t)img_info.Width, (uint16_t)img_info.Height);

        if (buffer)
        {
            ret = registerImageBuffer(buffer);
        }
        else
        {
            texture->Release();
        }
    }

    return ret;
}

}
